Patent US686829A successfully refreshed from Google Patents.
US686829A
Expired / Lapsed
US
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Coupling for surface rods.
Assignee: Individual
•
Filing: 1901-08-22
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Granted: 1901-11-19
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Expires: 1921-08-22
Abstract
No abstract record available.
Inventors
- 👤 James H Mcewen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:26
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/09; F16B2200/00; F16B2200/69
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1904-11-18 | 1905-05-20 | 1905-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-11-18 | 1909-05-20 | 1909-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-11-18 | 1913-05-20 | 1913-11-19 | $7700.00 | Window Closed / Lapsed |